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Home >> Suzuki >> 2001 >> XL-7 Limited >> Repair and Diagnosis >> External Pages >> Different car >> Section 175 (Diagnosis & Overhaul) >> Automatic Transmission >> Diagnostic Information and Procedures >> DTC P2770: TCC (Lock-Up) Circuit High >> Diagnostic Trouble Codes Confirmation Procedure

Diagnostic Trouble Codes Confirmation Procedure

WARNING: This page is about a different car, the 2004 Suzuki Vitara. However, it is still accessible from the selected car via links, so may be relevant.
WARNING:
  • When performing a road test, select a place where there is no traffic or possibility of a traffic accident and be very careful during testing to avoid occurrence of an accident.
  • Road test should be carried out with 2 persons, a driver and a tester, on a level road.
  1. Connect scan tool to DLC with ignition switch OFF.
  2. Clear DTC, pending DTC and freeze frame data in PCM memory by using scan tool.
  3. Start engine, warm it up to normal operating temperature and shift transfer lever to "2H" or "4H" range.
  4. Shift selector lever in "D" range and keep it there for 10 seconds.
  5. Increase vehicle speed to about 80 km/h (50 mph) in 4th gear and in "D" range.
  6. Keep driving at above speed for 20 seconds.
  7. Release accelerator pedal, decrease vehicle speed and stop vehicle.
  8. Check pending DTC and DTC by using scan tool.
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